Instance Method

updateMeters

Refreshes the average and peak power values for all channels of an audio recorder.

Declaration

- (void)updateMeters;

Discussion

To obtain current audio power values, you must call this method before you call averagePowerForChannel: or peakPowerForChannel:.

See Also

Using Audio Level Metering

meteringEnabled

A Boolean value that indicates whether audio-level metering is enabled.

- peakPowerForChannel:

Returns the peak power for a given channel, in decibels, for the sound being recorded.

- averagePowerForChannel:

Returns the average power for a given channel, in decibels, for the sound being recorded.